Hammer



FIG. 1 is a top plan view of the hammer showing our new design;

FIG. 2 is a side elevational view of one side thereof, the other side being identical;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is an end view of one end thereof; and,

FIG. 5 is a end view of the other end thereof. 

The ornamental design for the hammer, as shown and described. 